A mystery shopper just scored a $1 million Powerball win at a little grocery store on Devon Ave in Chicago, but nobody knows who it is yet! The winner hasn’t come forward, and they’ve got a year to claim the cash. After taxes, they’ll take home about $710K—still a massive payday. Imagine realizing you’re sitting on a ticket worth that much! Do you know anyone who shops there? #News #LotteryWinner #ChicagoMystery